...iv_transactions.stock_item_nbr,
iv_transactions.UNIT_cost, iv_transactions.QUANTITY, STOCK_ITEM_LOCATIONS.QUANTITY_ON_HAND,
QUANTITY*UNIT_cost DOLLAR_COST,
SUM(QUANTITY) OVER (PARTITION BY iv_transactions.SITE_id, iv_transactions.stock_item_nbr ORDER BY tran_ts)...